we're just five days away from the first and only debate between the vice-presidential candidates and interesting debate between joe biden and paul ryan will cover both foreign and domestic policy on thursday, october 11th and we will have live coverage and analysis beginning at 8:55 p.m. eastern. don't miss it. . >> new details revealed in the death of u.s. border patrol agent nicholas ivie, fbi officials now saying friendly fire was likely to blame near the arizona-mexico border. investigators say they're still looking into the case for definitive answers, meanwhile, homeland security secretary janet napolitano making a trip to nicholas' homes and expressing condolences and joining her on the trip. the border patrol commander says that nicholas ivie died a true hero. >> investigators have made progress into the investigation, into agent ivy's death and are looking into the possibility that it was a tragic accident. the result of friendly fire. i explained to agent ivie's family that if the investigation ultimately reaches that conclusion, it changes none of the facts, that agent ivi